import random

from django import http
from django.shortcuts import render
from django_redis import get_redis_connection
# Create your views here.
from rest_framework import status
from rest_framework.response import Response
from rest_framework.views import APIView
from libs.captcha.captcha import captcha

from rest_framework.generics import GenericAPIView

from libs.yuntongxun.sms import CCP
from .import serializers


class ImageCodeView(APIView):
    def get(self,request,image_code_id):

        #生成图片验证码
        text,image_data = captcha.generate_captcha()
        #保存图片验证码值
        redis_conn = get_redis_connection("code")
        redis_conn.setex("image_code_%s"%image_code_id,300,text)



        response = http.HttpResponse(image_data)
        response["content-Type"] = "image/png"
        return response
class SmsCodeView(GenericAPIView):
    serializer_class = serializers.SmsCodeSerializer
    def get(self,request,mobile):
        #1,获取参数
        dict_data = request.query_params
        #2.创建序列化器，校验
        serializer = self.get_serializer(data=dict_data)
        serializer.is_valid(raise_exception=True)
        #2.1判断是否频繁发送
        redis_conn = get_redis_connection("code")
        send_flag = redis_conn.get("send_flag_%s"%mobile)
        if send_flag:
            return Response({"errmsg":"频繁发送"},status=status.HTTP_400_BAD_REQUEST)

        #3.发送短信
        sms_code = "%06d"%random.randint(0,99999)
        print(sms_code)
        from celery_tasks.sms.tasks import  send_sms_code
        send_sms_code.delay(mobile,sms_code)

        import time
        time.sleep(10)
        # redis_conn.setex("sms_code_%s"%mobile,300,sms_code)
        #
        # result = CCP().send_template_sms(mobile,[sms_code,5],1)

        # if result == -1:
        #     return http.HttpResponseBadRequest("发送失败")
        #4.短信入库
        redis_conn = get_redis_connection("code")
        redis_conn.setex("sms_code_%s"%mobile,300,sms_code)
        redis_conn.setex("send_flag_%s" % mobile, 60, True)
        #5.返回响应
        return Response(status=status.HTTP_200_OK)